222021030330220 has 96 divisors (see below), whose sum is σ = 538586100896256. Its totient is φ = 75980630092800.

The previous prime is 222021030330217. The next prime is 222021030330287. The reversal of 222021030330220 is 22033030120222.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 222021030330191 and 222021030330200.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53079009 + ... + 57108871.

It is an arithmetic number, because the mean of its divisors is an integer number (5610271884336).

Almost surely, 2^{222021030330220} is an apocalyptic number.

222021030330220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222021030330220 is an abundant number, since it is smaller than the sum of its proper divisors (316565070566036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222021030330220 is a wasteful number, since it uses less digits than its factorization.

222021030330220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4044631 (or 4044629 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 222021030330220 its reverse (22033030120222), we get a palindrome (244054060450442).

The spelling of 222021030330220 in words is "two hundred twenty-two trillion, twenty-one billion, thirty million, three hundred thirty thousand, two hundred twenty".